Teac A-650 - Page 5

SERVICE DATA
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Fig. 2-2 A-650 Dimensions
5
330nvn
Erase Efficiency
Channel Separation
Crosstalk Between Adjacent Tracks
Total Harmonic Distortion
Electrical
Frequency Response
Signal to Noise Ratio
Mechanical
Tape Speed Deviation
Tape Speed Drift
Wow and Flutter
Pinch Roller Pressure
Reel Torque
Fast Winding Time
End-stop Activate Time
Refer to frequency response limits charts on page 22 and 28
Playback method: CrO? & Fe-Cr tapes: 48 dB (minimum)
Hi-Fi tape: 46 dB (minimum)
Record/Playback method: CrOj & Fe-Cr tapes: 46 dB (minimum)
Hi-Fi tape: 44 dB (minimum)
With Dolby Noise Reduction used for recording and playback, S/N
ratio is improved by 5 dB at 1 kHz and 10 dB at frequencies over 5 kHz.
65 dB minimum
30 dB minimum (at 1 kHz)
40 dB minimum (at 125 Hz)
BIAS/EQ 1: 2.5% (maximum)
BIAS/EQ 2: 2.5% (maximum)
BIAS/EQ 3: 2.5% (maximum)
440mm
.7-V
T-S93
NOTE: • Improvements may result in Specifications and Service Data changes.
• Value of “ dB ” m tire Data refers to 0 dB = 0.775V, except where specified. If a Test Set or
VTVM calibrated to 0 dB = IV is to be used, appropriate compensation should be made.
3,000 Hz ±30 Hz
15 Hz
Playback: 0.07% (WRMS)
0.15% (RMS)
Record/Playback: 0.18% (WRMS)
400 g +20 g (13.5 ~ 15.0 oz)
Take Up: 40 ~ 70 g-cm (0.6 ~ 1.0 oz-inch)
Fast Forward: 100 ~ 1 50 g-cm (1 .4 ~ 2.1 oz-inch)
Rewind: 100 ~ 150 g em (1.4 ~ 2,1 oz-inch)
90 seconds for C-60
1.5 seconds ±0.5 seconds
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